KR100829563B1 - 전자기방식 마이크로 액츄에이터 및 그 제조방법 - Google Patents
전자기방식 마이크로 액츄에이터 및 그 제조방법 Download PDFInfo
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- KR100829563B1 KR100829563B1 KR1020060084239A KR20060084239A KR100829563B1 KR 100829563 B1 KR100829563 B1 KR 100829563B1 KR 1020060084239 A KR1020060084239 A KR 1020060084239A KR 20060084239 A KR20060084239 A KR 20060084239A KR 100829563 B1 KR100829563 B1 KR 100829563B1
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- South Korea
- Prior art keywords
- deformation
- movable part
- coil
- movable
- substrate
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 238000013016 damping Methods 0.000 claims abstract description 31
- 230000003287 optical effect Effects 0.000 claims abstract description 6
- 239000000872 buffer Substances 0.000 claims abstract 2
- 239000000758 substrate Substances 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 230000009467 reduction Effects 0.000 claims description 10
- 238000005530 etching Methods 0.000 claims description 7
- 239000004020 conductor Substances 0.000 claims description 3
- 238000009713 electroplating Methods 0.000 claims description 3
- 239000010949 copper Substances 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 230000005288 electromagnetic effect Effects 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
- G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
- G02B26/085—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD the reflecting means being moved or deformed by electromagnetic means
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/101—Scanning systems with both horizontal and vertical deflecting means, e.g. raster or XY scanners
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/3568—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details characterised by the actuating force
- G02B6/3572—Magnetic force
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/3584—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details constructional details of an associated actuator having a MEMS construction, i.e. constructed using semiconductor technology such as etching
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Micromachines (AREA)
- Mechanical Optical Scanning Systems (AREA)
Abstract
Description
깊이(d) | 1㎛ | 2㎛ | 3㎛ |
변형감소비율 | -44% (0.287㎛/0.514㎛) | -70% (0.152㎛/0.514㎛) | -85% (0.079㎛/0.514㎛) |
Claims (8)
- 베이스프레임과, 상기 베이스프레임에 회동 가능하게 연결되어 있는 제1가동부와, 상기 제1가동부에 회동 가능하게 연결되어 있으며, 광로를 변경시키는 미러가 마련된 제2가동부와, 적어도 한 쌍의 영구자석을 구비하는 마이크로 액츄에이터에 있어서,상기 제1가동부와 제2가동부의 상면에 돌출되도록 마련된 복수의 코일로 이루어진 코일부를 구비하며, 상기 복수의 코일들 사이의 제1가동부 및 제2가동부에 각각 형성된 복수의 그루브로 이루어진 변형감쇄부를 마련하여,상기 코일부에 전류가 인가될 때 발생되는 열변형을 상기 변형감쇄부가 완충함으로써 상기 제1가동부 및 제2가동부가 변형되는 것을 줄일 수 있는 것을 특징으로 하는 마이크로 액츄에이터.
- 제 1항에 있어서,상기 코일부는 상기 제1가동부 및 제2가동부를 소정깊이 파낸 홈에 형성되는 것을 특징으로 하는 마이크로 액츄에이터.
- 제 1항 또는 제2항에 있어서,상기 변형감쇄부는상기 제1가동부 및 제2가동부를 소정깊이로 식각함으로써 형성되는 것을 특 징으로 하는 마이크로 액츄에이터.
- 제 1항에 있어서,상기 코일부의 열팽창계수는 상기 제1가동부 및 제2가동부의 열팽창계수보다 더 큰 것을 특징으로 하는 마이크로 액츄에이터.
- (a) 기판을 준비하는 단계;(b) 상기 기판 위에 몰드층을 형성하고, 상기 몰드층에 코일부를 형성하기 위한 다수의 트렌치를 형성하는 단계;(c) 전기도금을 이용하여 상기 다수의 트렌치에 도전성물질을 채워서 다수의 코일로 이루어진 코일부를 형성하는 단계;(d) 상기 몰드층을 제거하는 단계;(e) 상기 다수의 코일 양측에 위치하는 상기 기판을 소정깊이로 식각하여 형성된 복수의 그루브로 이루어진 변형감쇄부를 형성하는 단계;를 포함하는 것을 특징으로 하는 마이크로 액츄에이터 제조방법.
- 제 5항에 있어서,상기 (a)단계 후에, 상기 기판 위에 시드메탈층을 형성하는 단계를 더 포함하는 것을 특징으로 하는 마이크로 액츄에이터 제조방법.
- 제 5항에 있어서,상기 (d)단계 후에, 상기 시드메탈층을 제거하는 단계를 더 포함하는 것을 특징으로 하는 마이크로 액츄에이터 제조방법.
- 제 5항에 있어서,상기 코일부의 열팽창계수는 상기 기판의 열팽창계수보다 큰 것을 특징으로 하는 마이크로 액츄에이터 제조방법.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060084239A KR100829563B1 (ko) | 2006-09-01 | 2006-09-01 | 전자기방식 마이크로 액츄에이터 및 그 제조방법 |
DE602007009911T DE602007009911D1 (de) | 2006-09-01 | 2007-01-19 | Elektromagnetischer Mikroaktuator und Herstellungsverfahren dafür |
EP07100852A EP1895349B1 (en) | 2006-09-01 | 2007-01-19 | Electromagnetic micro actuator and method of manufacturing the same |
US11/710,432 US7616365B2 (en) | 2006-09-01 | 2007-02-26 | Electromagnetic micro actuator and method of manufacturing the same |
JP2007212430A JP4576410B2 (ja) | 2006-09-01 | 2007-08-16 | 電磁気方式マイクロアクチュエータおよびその製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060084239A KR100829563B1 (ko) | 2006-09-01 | 2006-09-01 | 전자기방식 마이크로 액츄에이터 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080020838A KR20080020838A (ko) | 2008-03-06 |
KR100829563B1 true KR100829563B1 (ko) | 2008-05-14 |
Family
ID=38754552
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060084239A KR100829563B1 (ko) | 2006-09-01 | 2006-09-01 | 전자기방식 마이크로 액츄에이터 및 그 제조방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7616365B2 (ko) |
EP (1) | EP1895349B1 (ko) |
JP (1) | JP4576410B2 (ko) |
KR (1) | KR100829563B1 (ko) |
DE (1) | DE602007009911D1 (ko) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5161156B2 (ja) * | 2009-06-12 | 2013-03-13 | 日本電信電話株式会社 | 可変焦点レンズ |
US8305672B2 (en) | 2010-02-23 | 2012-11-06 | Microvision, Inc. | Magnetically actuated system |
US9401240B2 (en) * | 2010-03-01 | 2016-07-26 | California Institute Of Technology | Integrated passive iron shims in silicon |
CN103399402B (zh) * | 2013-08-13 | 2015-07-08 | 北京纳米能源与系统研究所 | 一种电磁驱动微型二维扫描镜装置 |
DE102015217935A1 (de) * | 2015-09-18 | 2017-03-23 | Robert Bosch Gmbh | Mikromechanische Aktorvorrichtung und Verfahren zum Verkippen einer mikromechanischen Aktorvorrichtung |
CN108152801B (zh) * | 2017-11-10 | 2022-01-11 | 无锡英菲感知技术有限公司 | 一种动态形变可控微镜 |
CN115097593B (zh) * | 2022-08-26 | 2023-03-24 | 北京瑞控信科技股份有限公司 | 一种一维高速动磁式柔性支撑快速反射镜 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020149072A1 (en) | 2000-10-25 | 2002-10-17 | The Nippon Signal Co., Ltd. | Actuator |
US20030016428A1 (en) | 2001-07-11 | 2003-01-23 | Takahisa Kato | Light deflector, method of manufacturing light deflector, optical device using light deflector, and torsion oscillating member |
KR20040033598A (ko) * | 2002-10-15 | 2004-04-28 | 한국전자통신연구원 | 마이크로 광스위치 및 그 제조방법 |
US20050253055A1 (en) | 2004-05-14 | 2005-11-17 | Microvision, Inc., A Corporation Of The State Of Delaware | MEMS device having simplified drive |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0774681B1 (en) * | 1995-06-05 | 2007-12-05 | Nihon Shingo Kabushiki Kaisha | Electromagnetic actuator |
GB2384060B (en) * | 2000-08-27 | 2004-12-15 | Corning Intellisense Corp | Magnetically actuated micro-electro-mechanical apparatus |
US6388789B1 (en) * | 2000-09-19 | 2002-05-14 | The Charles Stark Draper Laboratory, Inc. | Multi-axis magnetically actuated device |
US20020112963A1 (en) * | 2001-02-22 | 2002-08-22 | Nikon Corporation | Methods for fabricating high-precision thermally stable electromagnetic coils |
US6882455B2 (en) * | 2001-09-19 | 2005-04-19 | Olympus Corporation | Movable structure, and deflection mirror element, optical switch element and shape variable mirror including the movable structure |
US6897990B2 (en) * | 2001-12-28 | 2005-05-24 | Canon Kabushiki Kaisha | Rocking member apparatus |
US6894823B2 (en) * | 2002-04-26 | 2005-05-17 | Corning Intellisense Llc | Magnetically actuated microelectromechanical devices and method of manufacture |
KR100439700B1 (ko) * | 2002-07-16 | 2004-07-12 | 한국과학기술원 | 전자기력으로 구동되는 미소거울 구동기 및 그 제조방법 |
US6989614B2 (en) * | 2002-08-21 | 2006-01-24 | Canon Kabushiki Kaisha | Oscillating device |
US6924915B2 (en) * | 2002-08-26 | 2005-08-02 | Canon Kabushiki Kaisha | Oscillation device, optical deflector using the oscillation device, and image display device and image forming apparatus using the optical deflector, and method of manufacturing the oscillation device |
JP4544972B2 (ja) * | 2003-12-04 | 2010-09-15 | オリンパス株式会社 | 光偏向器 |
KR100911144B1 (ko) * | 2007-03-27 | 2009-08-06 | 삼성전자주식회사 | 2축구동 전자기 액추에이터 |
-
2006
- 2006-09-01 KR KR1020060084239A patent/KR100829563B1/ko not_active IP Right Cessation
-
2007
- 2007-01-19 EP EP07100852A patent/EP1895349B1/en not_active Not-in-force
- 2007-01-19 DE DE602007009911T patent/DE602007009911D1/de active Active
- 2007-02-26 US US11/710,432 patent/US7616365B2/en not_active Expired - Fee Related
- 2007-08-16 JP JP2007212430A patent/JP4576410B2/ja not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020149072A1 (en) | 2000-10-25 | 2002-10-17 | The Nippon Signal Co., Ltd. | Actuator |
US20030016428A1 (en) | 2001-07-11 | 2003-01-23 | Takahisa Kato | Light deflector, method of manufacturing light deflector, optical device using light deflector, and torsion oscillating member |
KR20040033598A (ko) * | 2002-10-15 | 2004-04-28 | 한국전자통신연구원 | 마이크로 광스위치 및 그 제조방법 |
US20050253055A1 (en) | 2004-05-14 | 2005-11-17 | Microvision, Inc., A Corporation Of The State Of Delaware | MEMS device having simplified drive |
Also Published As
Publication number | Publication date |
---|---|
KR20080020838A (ko) | 2008-03-06 |
US7616365B2 (en) | 2009-11-10 |
EP1895349B1 (en) | 2010-10-20 |
JP2008058960A (ja) | 2008-03-13 |
JP4576410B2 (ja) | 2010-11-10 |
EP1895349A1 (en) | 2008-03-05 |
DE602007009911D1 (de) | 2010-12-02 |
US20080054732A1 (en) | 2008-03-06 |
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